Patent US3401664A successfully refreshed from Google Patents.
US3401664A
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US
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Apparatus for fixing a waterproof band for use in the cutting or the joining of a structure floating on the water
Assignee: Mitsubishi Heavy Industries Ltd
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Filing: 1967-01-11
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Granted: 1968-09-17
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Expires: 1987-01-11
Abstract
No abstract record available.
Inventors
- 👤 Furukawa Shinichi
- 👤 Yamada Kazuyoshi
- 👤 Takizawa Ichizo
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 05:19
CPC Classifications
B; B63; B63B; B63B43/00; B63B43/02; B63B43/10; B63B43/16; B63B71/00; B63B81/00
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1550144A
Cited
US2007972A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-09-17 | 1972-03-18 | 1972-09-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-09-17 | 1976-03-18 | 1976-09-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-09-17 | 1980-03-18 | 1980-09-17 | $7700.00 | Window Closed / Lapsed |